some are in it for the first time like steve jobs jon stewart, and barack obama and plenty more. we spoke with the men responsible for collecting the world's most memorable lines. >> ask not -- >> they range from the epic -- >> what your country can do for you, ask what you can do for your country. >> to the outrageous. >> i love the smell of napalm in the morning. >> some are better sung. ♪ for only love can conquer ♪ >> others can hardly be read. they are the phrases that define our world, all found side by side in one place, "bartlett's familiar quotations." if you want a snapshot of who we are and why, this is where to look. >> always be closing. >> the collection of quotes was first published by john bartlett in 1855 as a way to keep notable passages all in one place. it was then 258 pages long. >> obviously, the original edition was dominated by the bible, by shakespeare. that is what has expanded tremendously. >> the complete works of elizabeth jordan. >> geoffrey o'brien is the editor of the just-released 18th edition of bartlett's, now a massive 1,400 pages-plus. he